/*
 * Copyright 2015-2017 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.dcp.jeedcp.modules.sys.entity;

import java.util.List;

import javax.validation.constraints.NotNull;

import com.fasterxml.jackson.annotation.JsonBackReference;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.dcp.jeedcp.common.persistence.DataEntity;
import com.dcp.jeedcp.modules.sys.utils.UserUtils;

import org.hibernate.validator.constraints.Length;

/**
 * 菜单Entity
 *
 * @author henrycao
 * @version 2013-05-15
 */
public class Menu extends DataEntity<Menu> {

	private static final long serialVersionUID = 1L;
	private Menu parent;    // 父级菜单
	private String parentIds; // 所有父级编号
	private List<Menu> children;    // 父级菜单
	private String name;    // 名称
	private String href;    // 链接
	private String target;    // 目标（ mainFrame、_blank、_self、_parent、_top）
	private String icon;    // 图标
	private Integer sort;    // 排序
	private String isShow;    // 是否在菜单中显示（1：显示；0：不显示）
	private String permission; // 权限标识

	private String userId;

	public Menu() {
		super();
		this.sort = 30;
		this.isShow = "1";
	}

	public Menu(String id) {
		super(id);
	}

	@JsonBackReference
	@NotNull
	public Menu getParent() {
		return parent;
	}

	public void setParent(Menu parent) {
		this.parent = parent;
	}

	@Length(min = 1, max = 2000)
	public String getParentIds() {
		return parentIds;
	}

	public void setParentIds(String parentIds) {
		this.parentIds = parentIds;
	}

	@Length(min = 1, max = 100)
	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	@Length(min = 0, max = 2000)
	public String getHref() {
		return href;
	}

	public void setHref(String href) {
		this.href = href;
	}

	@Length(min = 0, max = 20)
	public String getTarget() {
		return target;
	}

	public void setTarget(String target) {
		this.target = target;
	}

	@Length(min = 0, max = 100)
	public String getIcon() {
		return icon;
	}

	public void setIcon(String icon) {
		this.icon = icon;
	}

	@NotNull
	public Integer getSort() {
		return sort;
	}

	public void setSort(Integer sort) {
		this.sort = sort;
	}

	@Length(min = 1, max = 1)
	public String getIsShow() {
		return isShow;
	}

	public void setIsShow(String isShow) {
		this.isShow = isShow;
	}

	@Length(min = 0, max = 200)
	public String getPermission() {
		return permission;
	}

	public void setPermission(String permission) {
		this.permission = permission;
	}

	public String getParentId() {
		return parent != null && parent.getId() != null ? parent.getId() : "0";
	}

	@JsonIgnore
	public boolean hasPermisson() {
		List<Menu> menuList = UserUtils.getMenuList();
		for (Menu menu : menuList) {
			if (menu.getId().equals(this.getId())) return true;
		}
		return false;
	}

	@JsonIgnore
	public static void sortList(List<Menu> list, List<Menu> sourcelist, String parentId, boolean cascade) {
		for (int i = 0; i < sourcelist.size(); i++) {
			Menu e = sourcelist.get(i);
			if (e.getParent() != null && e.getParent().getId() != null && e.getParent().getId().equals(parentId)) {
				list.add(e);
				if (cascade) {
					// 判断是否还有子节点, 有则继续获取子节点
					for (int j = 0; j < sourcelist.size(); j++) {
						Menu child = sourcelist.get(j);
						if (child.getParent() != null && child.getParent().getId() != null && child.getParent().getId().equals(e.getId())) {
							sortList(list, sourcelist, e.getId(), true);
							break;
						}
					}
				}
			}
		}
	}

	@JsonIgnore
	public static String getRootId() {
		return "1";
	}

	public String getUserId() {
		return userId;
	}

	public void setUserId(String userId) {
		this.userId = userId;
	}

	@Override
	public String toString() {
		return name;
	}

	public void setChildren(List<Menu> children) {
		this.children = children;
	}

	public List<Menu> getChildren() {
		return children;
	}
}